Fittings for pneumatic use (parts of machines); pneumatic components (parts of machines); pneumatic valves (parts of machines); screw fittings (parts of machines); pumps, including membrane pumps, double membrane pumps, pneumatic membrane pumps; hose pumps, glue pumps, chemical pumps, gear pumps, controlled volume pumps, piston pumps, water pumps; pneumatically operated pumps; pumps for liquids, gases and solids; pump diaphragms; pneumatic, hydraulic and combined drive, control and regulation...